
$nodeHeight: 30px;
$nodePadding: 25px;
$rootNodePadding: 14px;

$rootNormalOpen: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='14' height='30'><g><circle cx='7' cy='15' fill='none'  stroke='#999' r='6' /><path d='M7 0 L7 9 M7 23 L7 30' style='fill:white;stroke:#999;stroke-width:1'/></g></svg>") center center no-repeat;

$rootNormalClose: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='14' height='30'><g><circle cx='7' cy='15' fill='none'  stroke='#999' r='6' /><path d='M7 0 L7 9 M7 23 L7 30 M7 11 L7 21' style='fill:white;stroke:#999;stroke-width:1'/></g></svg>") center center no-repeat;
